C6H2Cl4
215.9 g/mol
AgrochemicalWarning
1,2,3,5-TETRACHLOROBENZENE
CAS634-90-2EC211-217-7
Category
Agrochemical
Compound Class
Aromatic
Primary Use
intermediate for herbicides and defoliants
1,2,3,5-Tetrachlorobenzene is one of three isomeric tetrachlorobenzenes, which are colorless crystalline compounds. It is primarily used as an intermediate in the production of herbicides and defoliants.
intermediate for herbicidesintermediate for defoliants
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
Ammonium nonanoate
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herbicide adjuvant or surfactant
ReferenceSame Category
Fentin chloride
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agricultural fungicide and rodent repellent
ReferenceSame Category
Fenpropathrin
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Insecticide and acaricide
ReferenceSame Category
4,5-dichloro-2-octyl-3-isothiazolone
CAS64359-81-5
Fungicide for dry-film protection
Referencestereoisomer of
1,2,3,5-TETRACHLOROBENZENE-D2
CAS2199-74-8
research compound
Related Reading
Safety Reference
Warning
H302Harmful if swallowed
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 1,2,3,5-TETRACHLOROBENZENE (CAS 634-90-2) is 2903.99.
HS code (international, 6-digit)
2903.99
EU CN code (8-digit)
2903 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
1,2,3,5-tetrachlorobenzene
InChIKey
QZYNWJQFTJXIRN-UHFFFAOYSA-N
SMILES
C1=C(C=C(C(=C1Cl)Cl)Cl)Cl
Synonyms (11)
- 1,2,3,5-TETRACHLOROBENZENE
- 1,2,3,5-Tetrachlorbenzol
- 1,2,4,6-TETRACHLOROBENZENE
- 1,3,4,5-TETRACHLOROBENZENE
- 1,3,5-Tetrachlorobenzene
- Benzene, 1,2,3,5-tetrachloro-
- Benzene,2,3,5-tetrachloro-
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